- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 45/375 - Switched mode power supply [SMPS] using buck topology
Patent holdings for IPC class H05B 45/375
Total number of patents in this class: 187
10-year publication summary
|
0
|
0
|
0
|
0
|
9
|
29
|
49
|
47
|
50
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Signify Holding B.V. | 6837 |
21 |
| Lutron Technology Company LLC | 2300 |
18 |
| Koito Manufacturing Co., Ltd. | 1991 |
10 |
| Rohm Co., Ltd. | 5843 |
7 |
| ABL IP Holding LLC | 1929 |
7 |
| eldoLAB Holding B.V. | 189 |
7 |
| Hunter Industries, Inc. | 298 |
5 |
| Jiaxing Super Lighting Electric Appliance Co., Ltd | 364 |
5 |
| Tridonic GmbH & Co KG | 922 |
5 |
| Maxim Integrated Products, Inc. | 1041 |
4 |
| On-Bright Electronics (Shanghai) Co., Ltd. | 326 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
3 |
| Semiconductor Components Industries, L.L.C. | 5345 |
3 |
| Lumileds LLC | 1827 |
3 |
| MagnaChip Mixed-signal, Ltd. | 181 |
3 |
| Texas Instruments Incorporated | 19376 |
2 |
| Ricoh Company, Ltd. | 13266 |
2 |
| Mitsubishi Electric Corporation | 43934 |
2 |
| STMicroelectronics S.r.l. | 3693 |
2 |
| Other owners | 71 |